Search results for: '1'

Watch Later 5:28

By: t1917, Views: 1304

Find the sum of first n terms of arithmetic sequences.

Watch Later 8:38

By: t1917, Views: 1191

重溫數列及等差數列

Watch Later 3:33

By: t1917, Views: 1067

利用以下方式求等差數列的通項： 1. 考慮數列的模式 2. 用公式「T(n) = a + d(n-1)」

Watch Later 5:26

By: t1917, Views: 1092

利用公式求等差數列的首n項之和。

Watch Later 29:46

By: t1110, Views: 850

4S Maths Topic 18 Permutation and Combination_3

Watch Later 25:23

By: t1110, Views: 850

4S Maths Topic 19 Probabilities_1

Watch Later 56:36

By: t1110, Views: 867

4S Maths Topic 18 Permutation and Combination_1

Watch Later 30:35

By: t1110, Views: 1102

4S Maths Topic 18 Permutation and Combination_2

Watch Later 49:38

By: t1110, Views: 955

4S Maths Topic 19 Probabilities_2

Search Results